Are there other symptoms associated with this
line rashes? This could be an irritation, allergic reaction or even
skin conditions such as eczema or dermatitis. Try to avoid scratching the lesion to prevent secondary infection. If it is an irritation, identification of the irritant and avoidance may help prevent their recurrence. If it persists, you may need to have this evaluated further to rule out the differentials mentioned. Antihistamine medicationsmay also help.